High-Quality Ammonium Sulphate 21-0-0-24S for Agricultural Applications & Commercial Crop Production
Ammonium Sulphate 21-0-0-24S represents advanced nitrogen-sulfur fertilizer technology specifically formulated for agricultural operations, crop production systems, commercial farming applications, and soil enhancement programs requiring consistent nutrient performance and agronomic effectiveness. This essential fertilizer serves critical functions across crop production procedures, agricultural operations, soil fertility programs, and farming systems requiring controlled nitrogen and sulfur nutrition, protein synthesis enhancement, and enzyme function support with exceptional purity.
At Chemicals & Process Equipment Limited, we supply high-grade Ammonium Sulphate 21-0-0-24S manufactured under stringent quality control standards and international fertilizer specifications. Our comprehensive product range includes agricultural grade ammonium sulfate, specialty crop formulations, and custom blends meeting diverse requirements for crop production, soil fertility management, and specialized agricultural applications across global farming, horticultural, and commercial agricultural markets.
✅ Advanced Fertilizer Technology – Optimized Nutrient Properties & Agronomic Performance
✅ Consistent Quality Standards – Multiple Grade Classifications with Comprehensive Documentation
✅ Essential Nutrient Properties – Superior Nitrogen, Sulfur & Plant Nutrition Performance
✅ Multi-Crop Applications – Field Crops, Horticulture, Specialty Crops & Commercial Farming
✅ Technical Support Package – Complete Application Guidance & Agronomic Optimization
The Global Ammonium Sulfate Market is expected to grow from USD 3.8 Billion in 2024 to USD 5.2 Billion by 2031, at a CAGR of 4.6% during the forecast period, while the nitrogen fertilizer market achieved a valuation of USD 68.5 billion in 2024 and is forecasted to climb to USD 89.3 billion by 2033, advancing at a CAGR of 3.2% from 2026 to 2033. This growth is driven by increasing global food demand, expanding agricultural productivity requirements, growing precision farming adoption, and rising crop yield optimization across global agricultural and farming markets.
Technical Specifications & Ammonium Sulphate 21-0-0-24S Properties
| Property | Agricultural Grade | Caprolactam Grade | Steel Grade | Technical Grade |
|---|---|---|---|---|
| Total Nitrogen (N) | 21.0% min | 21.2% min | 20.8% min | 20.5% min |
| Sulfur (S) | 24.0% min | 24.2% min | 23.5% min | 23.0% min |
| Ammonium Nitrogen | 21.0% min | 21.2% min | 20.8% min | 20.5% min |
| Moisture Content | ≤0.5% | ≤0.2% | ≤1.0% | ≤1.5% |
| Free Acid (as H2SO4) | ≤0.05% | ≤0.02% | ≤0.10% | ≤0.20% |
| Insoluble Matter | ≤0.01% | ≤0.005% | ≤0.02% | ≤0.05% |
| Iron (Fe) | ≤0.007% | ≤0.001% | ≤0.01% | ≤0.02% |
| Heavy Metals (as Pb) | ≤0.001% | ≤0.0005% | ≤0.002% | ≤0.005% |
| Arsenic (As) | ≤2 ppm | ≤1 ppm | ≤3 ppm | ≤5 ppm |
| Water Insoluble | ≤0.01% | ≤0.005% | ≤0.02% | ≤0.05% |
| pH (5% solution) | 5.0-6.0 | 5.2-5.8 | 4.8-6.2 | 4.5-6.5 |
| Bulk Density | 0.77 g/cm³ | 0.78 g/cm³ | 0.75 g/cm³ | 0.72 g/cm³ |
| Particle Size | 0.3-1.7mm | 0.85-2.8mm | 2-5mm | Variable |
| Color | White crystals | White crystals | White/Gray | White to gray |
| Solubility in Water | 706 g/L at 0°C | High | High | Good |
| Caking Tendency | Low | Very low | Low | Moderate |
| Hygroscopicity | Low | Very low | Low | Moderate |
| Chloride (Cl) | ≤0.007% | ≤0.001% | ≤0.01% | ≤0.02% |
| Selenium (Se) | ≤3 ppm | ≤1 ppm | ≤5 ppm | ≤10 ppm |
| Cadmium (Cd) | ≤2 ppm | ≤1 ppm | ≤3 ppm | ≤5 ppm |
| Mercury (Hg) | ≤0.1 ppm | ≤0.05 ppm | ≤0.2 ppm | ≤0.5 ppm |
| Lead (Pb) | ≤2 ppm | ≤1 ppm | ≤3 ppm | ≤5 ppm |
| Storage Stability | 36 months | 36 months | 24 months | 18 months |
| Storage Conditions | Dry, covered storage | Climate controlled | Covered warehouse | Standard storage |
| Packaging Options | 50kg bags, 500kg big bags, 1000kg containers, bulk |
Available Grade Types:
- Agricultural grade ammonium sulfate for crop production
- Caprolactam grade for nylon manufacturing
- Steel grade for metal processing applications
- Technical grade for industrial processes
- Food grade for food industry applications
- Pharmaceutical grade for medical applications
Specialized Packaging Solutions:
- 50kg polypropylene bags with moisture barrier
- 500kg FIBC big bags for bulk agricultural operations
- 1000kg bulk containers for industrial applications
- Agricultural packaging meeting international standards
- Anti-caking packaging for tropical climates
- Moisture-resistant packaging for long-term storage
- Food-grade packaging for food industry applications
Agricultural Crop Applications
Cereal Crop Production Grain farmers utilize Ammonium Sulphate 21-0-0-24S for wheat, corn, and barley requiring nitrogen for protein synthesis and sulfur for amino acid formation. Cereal producers employ ammonium sulfate for rice cultivation, oat production, and specialty grain applications requiring balanced nitrogen-sulfur nutrition.
Oilseed Crop Cultivation Oilseed farmers use Ammonium Sulphate 21-0-0-24S for soybeans, canola, and sunflowers requiring sulfur for oil quality and protein content enhancement. Oilseed producers employ ammonium sulfate for peanut cultivation, sesame production, and specialty oilseed applications requiring sulfur nutrition.
Brassica Crop Production Brassica farmers utilize Ammonium Sulphate 21-0-0-24S for cabbage, broccoli, and cauliflower requiring high sulfur levels for glucosinolate formation and crop quality. Vegetable producers use ammonium sulfate for mustard, radish, and specialty brassica applications.
Legume & Pulse Crop Systems Pulse farmers use Ammonium Sulphate 21-0-0-24S for beans, peas, and lentils requiring sulfur for protein synthesis and nodulation enhancement. Legume producers employ ammonium sulfate for alfalfa, clover, and forage legume applications.
Horticultural Applications
Fruit Tree Production Orchard managers utilize Ammonium Sulphate 21-0-0-24S for citrus, apple, and stone fruit trees requiring sulfur for fruit quality and nitrogen for vegetative growth. Fruit growers employ ammonium sulfate for vineyard applications, berry production, and specialty fruit crop cultivation.
Vegetable Crop Production Vegetable growers use Ammonium Sulphate 21-0-0-24S for tomatoes, peppers, and onions requiring sulfur for flavor compound development and storage quality. Market gardeners employ ammonium sulfate for potato production, garlic cultivation, and specialty vegetable applications.
Ornamental Plant Production Nursery operators utilize Ammonium Sulphate 21-0-0-24S for acid-loving plants, ornamental trees, and flowering shrubs requiring acidifying nitrogen and sulfur nutrition. Landscape producers employ ammonium sulfate for turf applications, garden plants, and specialty ornamental systems.
Greenhouse Production Systems Greenhouse operators use Ammonium Sulphate 21-0-0-24S for soilless culture, hydroponic systems, and controlled environment agriculture requiring precise nitrogen-sulfur nutrition. Protected agriculture producers employ ammonium sulfate for specialty crops and year-round production systems.
Commercial Farming Applications
Large-Scale Field Operations Commercial farms utilize Ammonium Sulphate 21-0-0-24S for extensive crop production, precision agriculture systems, and mechanized farming operations requiring efficient sulfur-nitrogen application. Industrial farming operations employ ammonium sulfate for contract growing, commodity production, and large-scale agricultural systems.
Specialty Crop Production Specialty crop producers use Ammonium Sulphate 21-0-0-24S for high-value crops, quality-focused production, and niche market applications requiring premium nutrition programs. Boutique farming operations employ ammonium sulfate for artisanal crops and direct market applications.
Organic Transition Systems Transitional organic farmers utilize Ammonium Sulphate 21-0-0-24S for soil pH adjustment, sulfur deficiency correction, and sustainable production systems. Organic farming operations employ ammonium sulfate for approved organic applications and certification compliance.
Contract Growing Operations Contract growers use Ammonium Sulphate 21-0-0-24S for processor specifications, quality requirements, and contracted crop production requiring specific nutritional parameters. Food processing contractors employ ammonium sulfate for industrial crop production and processing applications.
Industrial Processing Applications
Nylon & Textile Manufacturing Chemical manufacturers utilize Ammonium Sulphate 21-0-0-24S for caprolactam production, nylon synthesis, and polymer manufacturing requiring high-purity nitrogen sources. Textile industries employ ammonium sulfate for fiber production and chemical processing applications.
Steel & Metal Processing Steel manufacturers use Ammonium Sulphate 21-0-0-24S for flame hardening, surface treatment, and metal processing applications requiring controlled nitrogen atmosphere generation. Metal processing industries employ ammonium sulfate for heat treatment and metallurgical applications.
Food Industry Applications Food processors utilize Ammonium Sulphate 21-0-0-24S for bread dough conditioner, yeast nutrient, and food processing applications requiring food-grade nitrogen sources. Baking industries employ ammonium sulfate for dough improvement and fermentation enhancement.
Pharmaceutical Manufacturing Pharmaceutical companies use Ammonium Sulphate 21-0-0-24S for protein purification, crystallization processes, and drug manufacturing requiring pharmaceutical-grade quality. Medical industries employ ammonium sulfate for biochemical applications and laboratory procedures.
Soil Enhancement Applications
Soil pH Management Soil fertility specialists utilize Ammonium Sulphate 21-0-0-24S for alkaline soil treatment, pH reduction, and soil chemistry modification. Agricultural consultants employ ammonium sulfate for soil acidification programs and pH optimization systems.
Sulfur Deficiency Correction Nutrient management programs use Ammonium Sulphate 21-0-0-24S for sulfur deficiency correction, protein quality improvement, and crop nutrition optimization. Soil testing laboratories employ ammonium sulfate for sulfur supplementation and fertility enhancement.
Salt-Affected Soil Treatment Reclamation projects utilize Ammonium Sulphate 21-0-0-24S for sodic soil treatment, calcium displacement, and soil structure improvement. Soil rehabilitation programs employ ammonium sulfate for saline agriculture and soil remediation applications.
Precision Agriculture Systems Precision farming operations use Ammonium Sulphate 21-0-0-24S for variable rate application, GPS-guided fertilization, and site-specific nutrient management. Technology-driven farming employs ammonium sulfate for data-driven agriculture and optimized nutrient placement.
Processing & Manufacturing Applications
Fertilizer Blending Operations Fertilizer blenders utilize Ammonium Sulphate 21-0-0-24S for NPK blends, specialty fertilizer manufacturing, and custom formulations. Fertilizer manufacturers employ ammonium sulfate for compound fertilizer production and regional market requirements.
Water Treatment Applications Water treatment facilities use Ammonium Sulphate 21-0-0-24S for coagulant aid, water clarification, and municipal water treatment processes. Wastewater treatment plants employ ammonium sulfate for biological nutrient removal and process optimization.
Fire Retardant Manufacturing Chemical manufacturers utilize Ammonium Sulphate 21-0-0-24S for flame retardant formulations, fire suppression systems, and safety chemical production. Fire safety industries employ ammonium sulfate for aircraft fire retardants and wildfire suppression.
Laboratory & Analytical Applications Research laboratories use Ammonium Sulphate 21-0-0-24S for protein precipitation, buffer systems, and analytical procedures requiring high-purity reagents. Scientific institutions employ ammonium sulfate for biochemical research and analytical chemistry applications.
International Market Applications
Export Agricultural Markets Export agricultural companies utilize Ammonium Sulphate 21-0-0-24S for international farming operations, global crop production, and overseas agricultural development. International agribusiness employs ammonium sulfate for consistent global supply and quality standards.
Developing Country Agriculture International development organizations use Ammonium Sulphate 21-0-0-24S for food security programs, smallholder farming support, and agricultural development projects. Aid organizations employ ammonium sulfate for soil improvement and agricultural productivity enhancement.
Regional Farming Systems Regional agricultural cooperatives utilize Ammonium Sulphate 21-0-0-24S for local farming requirements, traditional crop systems, and cultural agricultural practices. Community farming organizations employ ammonium sulfate for cooperative agriculture and shared resource programs.
Climate-Specific Applications Climate-adapted farming systems use Ammonium Sulphate 21-0-0-24S for drought-resistant crops, acid soil management, and climate change adaptation strategies. Resilient agriculture programs employ ammonium sulfate for sustainable farming and environmental adaptation.
Quality Control & Testing Procedures
Comprehensive Quality Assurance Every production batch undergoes extensive testing to ensure compliance with agricultural standards, international fertilizer specifications, and industrial quality requirements. Our quality control laboratory employs advanced analytical techniques including nitrogen analysis, sulfur content determination, and purity evaluation. For comprehensive information about ammonium sulfate properties and applications, visit the USDA Natural Resources Conservation Service which provides detailed information about approved fertilizers and nutrient management practices.
Quality assurance procedures include:
- Total nitrogen content determination using Kjeldahl method
- Sulfur content analysis using barium chloride precipitation
- Moisture content determination using oven drying methods
- Free acid analysis using titration methods
- Heavy metals testing using ICP-MS and atomic absorption spectroscopy
- Iron content determination using colorimetric methods
- pH measurement of fertilizer solutions
- Particle size distribution analysis using sieve analysis
- Bulk density measurement using standard test procedures
- Solubility testing in water under controlled conditions
- Caking tendency evaluation using standard methods
- Hygroscopicity testing under various humidity conditions
Application Guidelines & Best Practices
Application Rate & Timing Establish proper application rates for Ammonium Sulphate 21-0-0-24S including soil test recommendations, crop requirements, and seasonal timing for optimal nutrient uptake and crop performance optimization.
Placement & Distribution Methods Develop appropriate placement techniques including broadcasting, side-dressing, and incorporation methods for maximum fertilizer efficiency and crop nutrient availability while minimizing volatilization losses.
Storage & Handling Procedures Implement proper storage conditions including moisture protection, temperature management, and contamination prevention for maintaining ammonium sulfate quality and handling safety throughout storage periods.
Market Applications & Industry Trends
Precision Agriculture Growth Expanding precision agriculture adoption and GPS-guided application systems drive continued growth in ammonium sulfate applications for variable rate fertilization and site-specific nutrient management across global farming operations.
Sulfur Deficiency Recognition Growing awareness of sulfur deficiency in agricultural soils and increasing recognition of sulfur’s role in crop quality support increased adoption of ammonium sulfate for balanced nutrition programs.
Industrial Diversification Expanding industrial applications in nylon production, steel processing, and chemical manufacturing drive growth in specialized grades of ammonium sulfate for industrial processes.
Environmental & Regulatory Compliance
Agricultural & Environmental Standards Ammonium Sulphate 21-0-0-24S complies with international agricultural standards, environmental regulations, and fertilizer quality guidelines ensuring safe and effective use in crop production applications across global farming operations.
Industrial & Safety Certification Compliance with industrial standards, safety regulations, and chemical handling requirements ensures appropriate use in manufacturing and processing applications requiring high-purity materials.
Water Quality & Environmental Protection Adherence to water quality standards, environmental protection requirements, and best management practices supports responsible fertilizer use and environmental stewardship.
Performance Advantages & Technical Benefits
✔ Superior Nutrient Content – High nitrogen and sulfur concentration for efficient plant nutrition
✔ Excellent Solubility – Rapid dissolution for immediate nutrient availability
✔ Acidifying Effect – Helps lower soil pH in alkaline soils
✔ Sulfur Availability – Provides essential sulfur for protein synthesis and oil quality
✔ Non-Volatile Nitrogen – Ammonium form reduces nitrogen losses compared to urea
✔ Multi-Purpose Applications – Suitable for agricultural and industrial uses
✔ Physical Stability – Resistant to caking and maintains free-flowing properties
✔ Uniform Composition – Consistent nutrient distribution for even application
✔ Crop Quality Enhancement – Improves protein content and oil quality in crops
✔ Cost Effectiveness – Dual nutrient supply providing economic value per application
✔ Storage Longevity – Maintains quality during extended storage periods
✔ Quality Consistency – Reliable nutrient content with comprehensive analytical documentation
Our Ammonium Sulphate 21-0-0-24S products represent industry-leading standards in nitrogen-sulfur fertilizer technology and crop nutrition solutions, specifically formulated for demanding agricultural operations, commercial crop production, industrial processing systems, and soil fertility enhancement programs. We provide comprehensive technical support, agronomic guidance, and application consultation to ensure optimal performance across your specialized crop production, agricultural operations, or industrial applications.
For detailed specifications, certificates of analysis, or application-specific recommendations, contact our specialized agricultural products division. We offer complete support including nutrient program optimization, application rate development, and agronomic guidance to maximize effectiveness in your crop production, agricultural operations, or industrial processing applications.
For more information about our products, feel free to Contact Us today.





















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